Metal Defender MD-6A, User Manual

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8
Interference
Frequency and Interference information
Electronic Jamming
The working frequency for the metal detector is between 4KHz-8KHz. The working frequency
should exclude certain electronic objects around the unit such as other units, tv, and radios.
Moving metal objects Interference
The walk-through metal detector will receive interference based on heavy metal content in
the environment. This includes turnstiles, fork lifts, elevators, metal doors etc.
Interference Between Units
When using 2 or more units in close proximity ensure they are on different operating
frequencies. As well make sure that they are more than 2 feet away from each other.